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initial commit
This commit is contained in:
Chris Sewell
246
lib/symfony/vendor/phing/parser/ProjectConfigurator.php
vendored
Executable file
246
lib/symfony/vendor/phing/parser/ProjectConfigurator.php
vendored
Executable file
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<?php
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/*
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* $Id: ProjectConfigurator.php 3076 2006-12-18 08:52:12Z fabien $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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include_once 'phing/system/io/BufferedReader.php';
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include_once 'phing/system/io/FileReader.php';
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include_once 'phing/BuildException.php';
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include_once 'phing/system/lang/FileNotFoundException.php';
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include_once 'phing/system/io/PhingFile.php';
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/**
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* The datatype handler class.
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*
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* This class handles the occurance of registered datatype tags like
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* FileSet
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*
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* @author Andreas Aderhold <andi@binarycloud.com>
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* @copyright <20> 2001,2002 THYRELL. All rights reserved
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* @version $Revision: 1.17 $ $Date: 2006/01/06 14:57:18 $
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* @access public
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* @package phing.parser
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*/
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class ProjectConfigurator {
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public $project;
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public $locator;
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public $buildFile;
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public $buildFileParent;
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/**
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* Static call to ProjectConfigurator. Use this to configure a
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* project. Do not use the new operator.
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*
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* @param object the Project instance this configurator should use
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* @param object the buildfile object the parser should use
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* @access public
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*/
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public static function configureProject(Project $project, PhingFile $buildFile) {
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$pc = new ProjectConfigurator($project, $buildFile);
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$pc->parse();
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}
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/**
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* Constructs a new ProjectConfigurator object
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* This constructor is private. Use a static call to
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* <code>configureProject</code> to configure a project.
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*
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* @param object the Project instance this configurator should use
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* @param object the buildfile object the parser should use
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* @access private
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*/
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function __construct(Project $project, PhingFile $buildFile) {
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$this->project = $project;
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$this->buildFile = new PhingFile($buildFile->getAbsolutePath());
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$this->buildFileParent = new PhingFile($this->buildFile->getParent());
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}
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/**
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* Creates the ExpatParser, sets root handler and kick off parsing
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* process.
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*
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* @throws BuildException if there is any kind of execption during
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* the parsing process
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* @access private
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*/
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protected function parse() {
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try {
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$reader = new BufferedReader(new FileReader($this->buildFile));
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$reader->open();
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$parser = new ExpatParser($reader);
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$parser->parserSetOption(XML_OPTION_CASE_FOLDING,0);
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$parser->setHandler(new RootHandler($parser, $this));
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$this->project->log("parsing buildfile ".$this->buildFile->getName(), PROJECT_MSG_VERBOSE);
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$parser->parse();
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$reader->close();
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} catch (Exception $exc) {
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throw new BuildException("Error reading project file", $exc);
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}
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}
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/**
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* Configures an element and resolves eventually given properties.
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*
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* @param object the element to configure
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* @param array the element's attributes
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* @param object the project this element belongs to
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* @throws Exception if arguments are not valid
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* @throws BuildException if attributes can not be configured
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* @access public
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*/
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public static function configure($target, $attrs, Project $project) {
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if ($target instanceof TaskAdapter) {
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$target = $target->getProxy();
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}
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// if the target is an UnknownElement, this means that the tag had not been registered
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// when the enclosing element (task, target, etc.) was configured. It is possible, however,
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// that the tag was registered (e.g. using <taskdef>) after the original configuration.
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// ... so, try to load it again:
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if ($target instanceof UnknownElement) {
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$tryTarget = $project->createTask($target->getTaskType());
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if ($tryTarget) {
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$target = $tryTarget;
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}
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}
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$bean = get_class($target);
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$ih = IntrospectionHelper::getHelper($bean);
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foreach ($attrs as $key => $value) {
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if ($key == 'id') {
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continue;
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// throw new BuildException("Id must be set Extermnally");
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}
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$value = self::replaceProperties($project, $value, $project->getProperties());
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try { // try to set the attribute
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$ih->setAttribute($project, $target, strtolower($key), $value);
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} catch (BuildException $be) {
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// id attribute must be set externally
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if ($key !== "id") {
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throw $be;
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}
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}
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}
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}
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/**
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* Configures the #CDATA of an element.
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*
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* @param object the project this element belongs to
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* @param object the element to configure
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* @param string the element's #CDATA
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* @access public
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*/
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public static function addText($project, $target, $text = null) {
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if ($text === null || strlen(trim($text)) === 0) {
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return;
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}
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$ih = IntrospectionHelper::getHelper(get_class($target));
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$text = self::replaceProperties($project, $text, $project->getProperties());
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$ih->addText($project, $target, $text);
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}
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/**
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* Stores a configured child element into its parent object
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*
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* @param object the project this element belongs to
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* @param object the parent element
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* @param object the child element
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* @param string the XML tagname
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* @access public
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*/
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public static function storeChild($project, $parent, $child, $tag) {
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$ih = IntrospectionHelper::getHelper(get_class($parent));
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$ih->storeElement($project, $parent, $child, $tag);
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}
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// The following two properties are a sort of hack
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// to enable a static function to serve as the callback
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// for preg_replace_callback(). Clearly we cannot use object
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// variables, since the replaceProperties() is called statically.
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// This is IMO better than using global variables in the callback.
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private static $propReplaceProject;
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private static $propReplaceProperties;
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/**
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* Replace ${} style constructions in the given value with the
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* string value of the corresponding data types. This method is
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* static.
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*
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* @param object the project that should be used for property look-ups
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* @param string the string to be scanned for property references
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* @param array proeprty keys
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* @return string the replaced string or <code>null</code> if the string
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* itself was null
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*/
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public static function replaceProperties(Project $project, $value, $keys) {
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if ($value === null) {
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return null;
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}
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// These are a "hack" to support static callback for preg_replace_callback()
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// make sure these get initialized every time
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self::$propReplaceProperties = $keys;
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self::$propReplaceProject = $project;
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// Because we're not doing anything special (like multiple passes),
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// regex is the simplest / fastest. PropertyTask, though, uses
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// the old parsePropertyString() method, since it has more stringent
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// requirements.
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$sb = preg_replace_callback('/\$\{([^}]+)\}/', array('ProjectConfigurator', 'replacePropertyCallback'), $value);
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return $sb;
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}
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/**
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* Private [static] function for use by preg_replace_callback to replace a single param.
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* This method makes use of a static variable to hold the
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*/
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private static function replacePropertyCallback($matches)
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{
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$propertyName = $matches[1];
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if (!isset(self::$propReplaceProperties[$propertyName])) {
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self::$propReplaceProject->log('Property ${'.$propertyName.'} has not been set.', PROJECT_MSG_VERBOSE);
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return $matches[0];
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} else {
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self::$propReplaceProject->log('Property ${'.$propertyName.'} => ' . self::$propReplaceProperties[$propertyName], PROJECT_MSG_DEBUG);
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}
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return self::$propReplaceProperties[$propertyName];
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}
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/**
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* Scan Attributes for the id attribute and maybe add a reference to
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* project.
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*
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* @param object the element's object
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* @param array the element's attributes
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*/
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function configureId(&$target, $attr) {
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if (isset($attr['id']) && $attr['id'] !== null) {
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$this->project->addReference($attr['id'], $target);
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}
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}
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}
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